Office/Flex Space for Lease – 1155 Grand Ave, San Marcos, CA 92078 Property Overview: Rare opportunity to lease a standalone commercial building in a highly visible location in San Marcos. This 2,555 SF space is fully built out and ready for occupancy, ideal for office, flex, or light industrial use. Property Features: Size: 2,555 SF (single-story standalone building) Layout: 2 Private Offices Reception Area with Desk & Waiting Area 17 Built-In Workstations 2 Restrooms Storage Area Break Room with Roll-Up Garage Door Parking: 13 On-Site Parking Spaces Lease Details: Lease Rate: $3.33/SF (Modified Gross) Term: Negotiable Owner Pays: Property Taxes & Building Insurance Highlights: Excellent location with easy access to Hwy 78 and major thoroughfares Professional office setup with functional workspaces and private areas Roll-up door offers flexibility for storage, delivery, or breakroom patio use Ample parking on-site for staff and clients Ideal for tech, professional services, creative firms, or light industrial users Contact us today to schedule a tour or request more information.